#box{
  width: 100%;
  .top{

  }
  .center{
    margin-top: 30px;
    width: 100%;
    display: flex;
    align-content: center;
    justify-content: space-around;
    flex-wrap: wrap;
    .left{
      width: 50%;
      .input{
        width: 200px;
      }
    }
    .right{
      width: 50%;
      .input{
        width: 200px;
      }
    }
  }
}